as you saw president obama and governor romney, they're sharpening their focus in these final days before the election. the candidates rift through packed schedules today, urging supporters in key battle ground states to get out and vote. with time running out, what more can they do to secure a win on tuesday? susan esdridge is a professor of law and political science at usc and fox news contributor. good to see you. >> good to see you, art. >> arthel: so they're giving the closing arguments. are these closing arguments really important, susan? too they resonate with that undecided voter? >> well, the funny part is by now what's really important is getting your vote out. in a funny way, all these rallies, actually or problem, if you were on the ground, as i've been many times trying to get that vote out, having to build a rally, it's sort of a distraction. so ultimately what the candidates need to do, they're doing this to chin up the base, generate excitement so their supporters will feel like yes, yes, we can do it. but basically at the very end what the candidates have to do, art issue